Countess Automated Cell Counter Resources

Online and downloadable materials for Countess 3 Automated Cell Counters

The manuals, brochures, application notes, downloads, demos, videos, and other resources in this section will help you get the most out of your Countess 3 Automated Cell Counter.

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Documentation and literature

Countess 3

User Guide: Countess 3 Automated Cell Counter

Quick Reference: Countess 3/3 FL Automated Cell Counters

Countess 3 FL

User Guide: Countess 3 FL Automated Cell Counter

Quick Reference: Countess 3/3 FL Automated Cell Counters

Countess 21 CFR Part 11 compliance support

Countess SAE Software Solution for 21 CFR Part 11 Compliance Support User Guide

SAE Admin Console User Guide

Specification Sheet: Countess SAE Software for 21 CFR Part 11 Support

Countess 3 brochure

Countess 3/3 FL Brochure

Environmental benefits fact sheet

Countess II FL Reusable Slide: Comparison to disposable slides

FAQs

Countess II automated cell counters: Frequently asked questions

Documents in this section may include data from Countess II instruments. We expect equivalent data from Countess 3 instruments to be as good or better than Countess II in all cases.

Single cell

Counting of single cells and nuclei on Countess Automated Cell Counters for scRNA-Seq and scATAC-Seq

Best practices

Cell counting accuracy and precision. Why it matters and how to achieve it.

The four pillars of achieving accurate and precise cell counts

Flow cytometry/FACS

The importance of accurate cell counting in flow cytometry and cell sorting

Automated vs manual cell counting

Comparison of cell counting using Countess II Automated Cell Counters vs. hemocytometers

Viability assays

Incorporate automation into your cell analysis workflows (BioProbes 72)

Fluorescent cell viability assays on Countess Automated Cell Counters

Apoptosis assays

Fluorescent apoptosis evaluation using the Countess II FL Automated Cell Counter

Transfection/transduction efficiency

Fluorescent protein reporter gene transduction efficiency measured with the Countess II FL Automated Cell Counter

PBMC counting and viability

Blood cell counting using the Countess II FL Automated Cell Counter

Genome editing

Optimizing CRISPR-Cas9 lentiviral transduction efficiency and antibiotic selection measurements

CAR-T cell culture QC

Cell culture quality control during T cell expansion

Adipogenesis

Simple and accurate monitoring of adipogenesis

Demos and videos

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Interactive 3D Virtual Tour

Tour the features and capabilities of Countess 3 Automated Cell Counters with our hands-on interactive demo.

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Cell Counting software updates

To download the latest software for Countess 3 Automated Cell Counters, including the 21 CFR Part 11 compliance option, see our Software Download page.

Educational resources

Educational resources for Countess 3 Automated Cell Counters include an abundance of online materials on cell imaging, cell counting, and cell culture.

Cell Analysis Learning Center

The learning center contains resources for cell analysis techniques and basic principles. Subtopics relevant to Countess 3 products include Cell counting information and the Molecular Probes School of Fluorescence.

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Gibco Cell Culture Basics

Our free introduction to cell culture, covering topics such as laboratory setup, safety, and aseptic technique. You’ll also find basic cell culture techniques and methods for passaging, freezing, and thawing cultured cells.

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Resources for Countess II Automated Cell Counters

Find manuals, brochures, application notes, downloads, demos, videos, and other resources to help you get the most out of your Countess II Automated Cell Counter.

Browse Countess II Automated Cell Counter resources

For Research Use Only. Not for use in diagnostic procedures.

1x1 image pixel for data collection